TECA TECA_data

re-baseline event filter tests

re-baseline the bard app test after turning off periodic bc in lon

that data is a subset and not-periodic in lon

update baseline for bard test

we needed to switch to sort output by ar size since we component id is
non-deterministic in the cuda version

Rebase the tc_candiate test data

update the baseline for the connected components test

add test data for detect_nodes

add test data for detect_nodes

rebaseline the ivt packed data after automatic z-axis unit conversions enabled

add shape files for south america

add a test for the teca_regional_moisture_flux_app